Stealth Module - Chevy/GMC Duramax L5P 6.6L (2017-2023) 2011 chevrolet medium and high) to manually

medium and high) to manually adjust the potential of the module

The following Stealth Module has two different harnesses based on if you have the previous discontinued version or the new platform:

7L (2011-2019)

the engine receives better combustion quality

Stealth Module - Chevy/GMC Duramax L5P 6.6L (2017-2023) 2011 chevrolet medium and high) to manuallyThe Stealth Module is a stand alone computer that plugs in under the hood. Our internal software meticulously works to optimize the factory injection pressure to amplify combustion efficiency. By bringing the fuel rail pressure to its desired pressure sooner it allows for finer fuel atomization and a more complete fuel burn. In turn, the engine receives better combustion quality, efficiency, and power output. Installation: Plugs in line to the fuel